CVE-2019-20755 Information

Description

Certain NETGEAR devices are affected by a stack-based buffer overflow by an authenticated user. This affects D6220 before 1.0.0.46 D6400 before 1.0.0.80 D7000v2 before 1.0.0.51 D8500 before 1.0.3.42 DGN2200v1 before 1.0.0.58 DGN2200B before 1.0.0.58 JNDR3000 before 1.0.0.24 RBW30 before 2.1.4.16 R6250 before 1.0.4.26 R6300v2 before 1.0.4.28 R6400 before 1.0.1.42 R6400v2 before 1.0.2.56 R6700 before 1.0.1.46 R6900 before 1.0.1.46 R7000 before 1.0.9.32 R6900P before 1.3.1.44 R7100LG before 1.0.0.46 R7300DST before 1.0.0.68 R7000P before 1.3.1.44 R7900 before 1.0.2.16 R8000P before 1.4.0.10 R7900P before 1.4.0.10 R8300 before 1.0.2.122 R8500 before 1.0.2.122 R8000 before 1.0.4.18 WNDR3400v3 before 1.0.1.22 WNDR4500v2 before 1.0.0.72 WNR3500Lv2 before 1.2.0.54 WN3100RP before 1.0.0.20 and WN2500RPv2 before 1.0.1.54.

CVSS Vector

CVSS:3.1/AV:A/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H

Reference

https://kb.netgear.com/000060627/Security-Advisory-for-Post-Authentication-Stack-Overflow-on-Some-Routers-Modem-Routers-Extenders-and-Orbi-Satellites-PSV-2018-0053

Attack Complexity

LOW

Privileges Required

HIGH

User Interaction Required

HIGH

Scope

NONE

Confidentiality Impact

UNCHANGED

Integrity Impact

HIGH

Availability Impact

HIGH

Base Score

HIGH

Base Severity

6.8